diff options
Diffstat (limited to 'tvix/glue')
| -rw-r--r-- | tvix/glue/src/tvix_build.rs | 83 |
1 files changed, 36 insertions, 47 deletions
diff --git a/tvix/glue/src/tvix_build.rs b/tvix/glue/src/tvix_build.rs index 7ac351e9b648..227acd252cc4 100644 --- a/tvix/glue/src/tvix_build.rs +++ b/tvix/glue/src/tvix_build.rs @@ -10,7 +10,7 @@ use tvix_build::proto::{ build_request::{AdditionalFile, BuildConstraints, EnvVar}, BuildRequest, }; -use tvix_castore::proto::{NamedNode, Node}; +use tvix_castore::proto::{self, node::Node, NamedNode}; /// These are the environment variables that Nix sets in its sandbox for every /// build. @@ -34,17 +34,17 @@ const NIX_ENVIRONMENT_VARS: [(&str, &str); 12] = [ /// It needs two lookup functions: /// - one translating input sources to a castore node /// (`fn_input_sources_to_node`) -/// - one translating input derivations and (a subset of their) output names to -/// a castore node (`fn_input_drvs_to_node`). +/// - one translating a tuple of drv path and (a subset of their) output names to +/// castore nodes of the selected outpus (`fn_input_drvs_to_output_nodes`). #[allow(dead_code)] -fn derivation_to_build_request<FIS, FID>( +pub(crate) fn derivation_to_build_request<FIS, FID>( derivation: &Derivation, fn_input_sources_to_node: FIS, - fn_input_drvs_to_node: FID, + fn_input_drvs_to_output_nodes: FID, ) -> std::io::Result<BuildRequest> where - FIS: Fn(StorePathRef) -> Node, - FID: Fn(StorePathRef, &[&str]) -> Node, + FIS: Fn(&StorePathRef) -> Node, + FID: Fn(&StorePathRef, &[&str]) -> Vec<Node>, { debug_assert!(derivation.validate(true).is_ok(), "drv must validate"); @@ -94,37 +94,25 @@ where // FUTUREWORK: should we also model input_derivations and input_sources with StorePath? let mut inputs: Vec<Node> = Vec::new(); - // since Derivation is validated, we know input sources can be parsed. + // populate inputs selected by input_sources. for input_source in derivation.input_sources.iter() { + // since Derivation is validated, we know input sources can be parsed. let sp = StorePathRef::from_absolute_path(input_source.as_bytes()) .expect("invalid input source path"); - let node = fn_input_sources_to_node(sp); - inputs.push(node); + inputs.push(fn_input_sources_to_node(&sp)); } - // since Derivation is validated, we know input derivations can be parsed. + // populate inputs selected by input_drv and (subset of) output names. for (input_derivation, output_names) in derivation.input_derivations.iter() { + // since Derivation is validated, we know input derivations can be parsed. let sp = StorePathRef::from_absolute_path(input_derivation.as_bytes()) .expect("invalid input derivation path"); let output_names: Vec<&str> = output_names.iter().map(|e| e.as_str()).collect(); - let node = fn_input_drvs_to_node(sp, output_names.as_slice()); - inputs.push(node); + inputs.extend(fn_input_drvs_to_output_nodes(&sp, output_names.as_slice())); } - // validate all nodes are actually Some. - debug_assert!( - inputs.iter().all(|input| input.node.is_some()), - "input nodes must be some" - ); - // sort inputs by their name - inputs.sort_by(|a, b| { - a.node - .as_ref() - .unwrap() - .get_name() - .cmp(b.node.as_ref().unwrap().get_name()) - }); + inputs.sort_by(|a, b| a.get_name().cmp(b.get_name())); // Produce constraints. let constraints = Some(BuildConstraints { @@ -146,21 +134,22 @@ where outputs: output_paths, // Turn this into a sorted-by-key Vec<EnvVar>. - environment_vars: Vec::from_iter( - environment_vars - .into_iter() - .map(|(key, value)| EnvVar { key, value }), - ), - inputs, + environment_vars: environment_vars + .into_iter() + .map(|(key, value)| EnvVar { key, value }) + .collect(), + inputs: inputs + .into_iter() + .map(|n| proto::Node { node: Some(n) }) + .collect(), inputs_dir: nix_compat::store_path::STORE_DIR[1..].into(), constraints, working_dir: "build".into(), scratch_paths: vec!["build".into(), "nix/store".into()], - additional_files: Vec::from_iter( - additional_files - .into_iter() - .map(|(path, contents)| AdditionalFile { path, contents }), - ), + additional_files: additional_files + .into_iter() + .map(|(path, contents)| AdditionalFile { path, contents }) + .collect(), }; debug_assert!( @@ -240,7 +229,7 @@ mod test { }; use tvix_castore::{ fixtures::DUMMY_DIGEST, - proto::{DirectoryNode, Node}, + proto::{self, node::Node, DirectoryNode}, }; use crate::tvix_build::NIX_ENVIRONMENT_VARS; @@ -249,13 +238,11 @@ mod test { use lazy_static::lazy_static; lazy_static! { - static ref INPUT_NODE_FOO: Node = Node { - node: Some(tvix_castore::proto::node::Node::Directory(DirectoryNode { - name: Bytes::from("mp57d33657rf34lzvlbpfa1gjfv5gmpg-bar"), - digest: DUMMY_DIGEST.clone().into(), - size: 42, - })), - }; + static ref INPUT_NODE_FOO: Node = Node::Directory(DirectoryNode { + name: Bytes::from("mp57d33657rf34lzvlbpfa1gjfv5gmpg-bar"), + digest: DUMMY_DIGEST.clone().into(), + size: 42, + }); } #[test] @@ -278,7 +265,7 @@ mod test { } // all good, reply with INPUT_NODE_FOO - INPUT_NODE_FOO.clone() + vec![INPUT_NODE_FOO.clone()] }, ) .expect("must succeed"); @@ -318,7 +305,9 @@ mod test { command_args: vec![":".into()], outputs: vec!["nix/store/fhaj6gmwns62s6ypkcldbaj2ybvkhx3p-foo".into()], environment_vars: expected_environment_vars, - inputs: vec![INPUT_NODE_FOO.clone()], + inputs: vec![proto::Node { + node: Some(INPUT_NODE_FOO.clone()) + }], inputs_dir: "nix/store".into(), constraints: Some(BuildConstraints { system: derivation.system.clone(), |